CN216675889U

CN216675889U - Orthopedics nail pulling device

Info

Publication number: CN216675889U
Application number: CN202123180325.7U
Authority: CN
Inventors: 郗传荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-06-07
Anticipated expiration: 2031-12-17

Abstract

The utility model discloses an orthopedic nail pulling device, which relates to the technical field of medical auxiliary instruments and comprises calipers and a nail pulling assembly, wherein the calipers are connected with the nail pulling assembly through an L-shaped connecting rod, the top surfaces of the calipers are fixedly connected with the end part of a vertical rod of the L-shaped connecting rod, a rod sleeve is sleeved on the outer surface of the vertical rod of the L-shaped connecting rod and fixedly connected with a nail fixing piece through an inclined rod, the nail fixing piece is arranged outside the calipers and is positioned on the same plane with the calipers, the nail fixing piece is in an incomplete annular shape, and the distance between the inner surfaces of two ends of the nail fixing piece and the calipers is gradually reduced; according to the utility model, one side of the top end of the nail is abutted against the two side walls of the V-shaped groove of the caliper, the screw fixing piece at the other end of the inclined rod and the inclined rod is driven to rotate by rotating the rod sleeve, and the screw fixing piece is adjusted to abut against the other side of the top end of the nail, so that the nail is better fixed, the nail is prevented from falling off in the nail pulling process, the nail pulling effect is good, and the practicability is strong.

Description

Orthopedics nail pulling device

Technical Field

The utility model relates to the technical field of medical auxiliary instruments, in particular to an orthopedic nail pulling device.

Background

Orthopedics is one of the most common departments in all hospitals, and mainly studies the anatomy, physiology and pathology of the skeletal muscle system, and maintains and develops the normal form and function of the system by using medicines, operations and physical methods.

The existing orthopedics nail pulling device is poor in fixing effect of nails, and the nails are easy to fall off when pulled out, so that the nail pulling effect is poor, and the actual use requirement is not met.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides an orthopedic nail pulling device, which solves the problems in the background technology.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides an orthopedics nail pulling device, includes calliper and pulls out the nail subassembly, calliper is connected through L shape connecting rod and pull out the nail subassembly, the top surface of calliper and the vertical rod end fixed connection of L shape connecting rod, the vertical rod surface cover of L shape connecting rod is equipped with the rod cover, the rod cover is through down tube and solid nail fixed connection, gu the nail set sets up in calliper outside and be in the coplanar with calliper, gu the nail is incomplete ring form, gu the both ends internal surface of nail and the distance of calliper diminish gradually.

Preferably, one side of the caliper close to the nail fixing piece is provided with a V-shaped groove for fixing a nail.

Preferably, the side, close to each other, of each of the caliper and the nail fixing piece is a pointed end.

Preferably, the nail pulling assembly comprises a long rod, a threaded rod, a sliding block and a rocking handle, a sliding groove is formed in one side of the caliper close to the long rod, a sliding block is connected to the sliding groove in a sliding mode, one side of the long rod and the horizontal rod end part fixed connection of the L-shaped connecting rod are far away from the sliding block, threaded holes matched with the threaded rod are formed in the surface of the sliding block in a penetrating mode, the sliding block is connected with the threaded rod in a threaded mode, the two ends of the threaded rod are connected with the long rod in a rotating mode through bearings, and the top end of the threaded rod penetrates through the long rod and extends to the position above the long rod and is fixedly connected with the crank handle.

Preferably, one side of the bottom of the long rod close to the calipers is fixedly connected with a binding assembly.

Preferably, tie up and tie up the subassembly and tie up the board including tying up, tie up and tie up the board and be the semicircle arcuation, tie up and tie up the one end fixedly connected with elastic cord that the long-pole was kept away from to the board.

Preferably, the skin-friendly side of the binding plate is bonded with a sponge pad.

Advantageous effects

The utility model provides an orthopedic nail pulling device. Compared with the prior art, the method has the following beneficial effects:

1. according to the utility model, one side of the top end of the nail is abutted against two side walls of the V-shaped groove of the caliper, the nail fixing piece at the other end of the inclined rod and the inclined rod is driven to rotate by rotating the rod sleeve, the nail fixing piece is adjusted to abut against the other side of the top end of the nail, so that the nail is better fixed, the nail is prevented from falling off in the nail pulling process, the threaded rod is driven to rotate by the crank handle, the sliding block is driven to move upwards, the sliding block is fixedly connected with the caliper through the L-shaped connecting rod, the caliper is driven to ascend, the purpose of nail pulling is achieved, the nail pulling effect is good, and the practicability is strong.

2. According to the utility model, the binding plate is fixed at the nail pulling position of the leg or arm of the patient, the tightness is adjusted through the elastic band, the binding effect is good, the nail pulling capacity of the device is improved, and the practicability of the device is further enhanced.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the present invention tie-up assembly;

FIG. 3 is a schematic view of the structure of the caliper and L-shaped connecting rod of the present invention;

figure 4 is a schematic view of the staple fastener of the present invention.

In the figure: a caliper 1; an L-shaped connecting rod 2; a rod sleeve 3; a diagonal rod 4; a nail fixing part 5; the nail pulling component 6; a long rod 601; a threaded rod 602; a slider 603; shaking the handle 604; a binding assembly 7; a binding plate 701; an elastic band 702; a foam pad 703.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an orthopedic nail pulling device comprises a caliper 1 and a nail pulling assembly 6, wherein the caliper 1 is connected with the nail pulling assembly 6 through an L-shaped connecting rod 2, a nail is fixed through the caliper 1, the caliper 1 is driven to ascend through the nail pulling assembly 6 to achieve the purpose of pulling the nail, the top surface of the caliper 1 is fixedly connected with the end portion of a vertical rod of the L-shaped connecting rod 2, a rod sleeve 3 is sleeved on the outer surface of the vertical rod of the L-shaped connecting rod 2, the rod sleeve 3 is fixedly connected with a nail fixing piece 5 through an inclined rod 4, the nail fixing piece 5 is arranged outside the caliper 1 and is positioned on the same plane with the caliper 1, the nail fixing piece 5 is in an incomplete ring shape, the distance between the inner surfaces of two ends of the nail fixing piece 5 and the caliper 1 is gradually reduced, when the orthopedic nail pulling device is used, the caliper 1 is abutted against one side of the top end of the nail, the rod sleeve 3 is rotated to drive the nail fixing piece 5 at the other ends of the inclined rod 4 and the inclined rod 4 to rotate, the nail fixing piece 5 is adjusted to abut against the other side of the nail, thereby better fixed nail prevents to pull out nail in-process nail and drops, pulls out the nail effectual, and the practicality is strong.

Calliper 1 is close to one side of solid nail piece 5 and offers the V-arrangement groove that is used for fixed nail, and the surface one side of nail is fixed with the V-arrangement groove, and is fixed effectual, is convenient for pull out the nail.

The side of the caliper 1 close to the nail fixing piece 5 is a pointed end.

As a further embodiment of the utility model, the nail pulling assembly 6 comprises a long rod 601, a threaded rod 602, a sliding block 603 and a rocking handle 604, wherein a sliding groove is formed in one side of the caliper 1 close to the long rod 601, the sliding groove is connected with the sliding block 603 in a sliding manner, one side of the sliding block 603 far away from the long rod 601 is fixedly connected with the end part of a horizontal rod of the L-shaped connecting rod 2, a threaded hole matched with the threaded rod 602 is formed in the surface of the sliding block 603 in a penetrating manner, the sliding block 603 is in threaded connection with the threaded rod 602, both ends of the threaded rod 602 are rotatably connected with the long rod 601 through bearings, the top end of the threaded rod 602 penetrates through the long rod 601 and extends to the upper part of the long rod 601 to be fixedly connected with the crank handle, when the nail pulling assembly is used, the threaded rod 602 is driven to rotate through the crank handle, so as to drive the sliding block 603 to move upwards, and the sliding block 603 is fixedly connected with the caliper 1 through the L-shaped connecting rod, namely, so as to drive the caliper 1 to ascend to achieve the purpose of nail pulling.

As a further embodiment of the utility model, a binding component 7 is fixedly connected to one side of the bottom of the long rod 601 close to the caliper 1, and the utility model is fixed to a nail pulling position of a patient through the binding component 7, so that the nail pulling is convenient.

Specifically, tie up and tie up subassembly 7 and tie up board 701 including tying up and tie up board 701, tie up and tie up board 701 and be the semicircle arcuation, tie up and tie up the one end fixedly connected with elastic cord 702 that board 701 kept away from stock 601, will tie up and tie up board 701 and be fixed in patient's shank or arm nail pulling department, adjust the elasticity through elastic cord 702, tie up and tie up effectually.

Specifically, the sponge pad 703 is bonded to the skin-friendly side of the binding plate 701, thereby increasing the comfort of the patient.

The working principle is as follows: during the use, it is fixed in patient's shank or arm nail pulling department to tie up board 701, adjust the elasticity through elastic cord 702, tie up effectually, tie up 1 and nail top one side butt, through rotating the pole cover 3, and then drive the solid nail 5 rotation of the 4 other ends of down tube 4 and down tube, adjust solid nail 5 to with nail top opposite side butt, thereby better fixed nail, prevent to pull out nail in-process nail and drop, it is effectual to pull out the nail, drive threaded rod 602 through the crank handle and rotate, and then drive slider 603 rebound, slider 603 passes through L shape connecting rod and 1 fixed connection of calliper, it rises to drive calliper 1 promptly, reach the purpose of pulling out the nail.

And those not described in detail in this specification are well within the skill of those in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an orthopedics nail pulling device, includes calliper (1) and pulls out nail subassembly (6), its characterized in that: calliper (1) are connected through L shape connecting rod (2) and nail pulling component (6), the top surface of calliper (1) and the vertical pole tip fixed connection of L shape connecting rod (2), the vertical pole surface cover of L shape connecting rod (2) is equipped with pole cover (3), pole cover (3) are through down tube (4) and nail (5) fixed connection admittedly, nail (5) set up in calliper (1) outside and with calliper (1) be in the coplanar, nail (5) are incomplete ring form admittedly, the both ends internal surface of nail (5) diminishes with the distance of calliper (1) gradually.

2. An orthopedic nail pulling apparatus according to claim 1, wherein: one side of the calipers (1) close to the nail fixing piece (5) is provided with a V-shaped groove for fixing nails.

3. An orthopedic nail pulling apparatus according to claim 2, wherein: one sides of the calipers (1) and the nail fixing pieces (5) close to each other are pointed ends.

4. An orthopedic nail pulling apparatus according to claim 1, wherein: nail pulling component (6) include stock (601), threaded rod (602), slider (603) and wave handle (604), the spout has been seted up to one side of calliper (1) that stock (601) is close to, sliding connection has slider (603) in the spout, the horizontal pole tip fixed connection of one side and L shape connecting rod (2) of stock (601) is kept away from in slider (603), slider (603) surface run through set up with threaded rod (602) complex screw hole, slider (603) and threaded rod (602) threaded connection, the both ends of threaded rod (602) are all rotated through bearing and stock (601) and are connected, the top of threaded rod (602) runs through stock (601) and extends to stock (601) top and crank handle fixed connection.

5. An orthopedic nail pulling apparatus according to claim 4, wherein: one side of the bottom of the long rod (601) close to the calipers (1) is fixedly connected with a binding assembly (7).

6. An orthopedic nail pulling apparatus according to claim 5, wherein: the binding assembly (7) comprises a binding plate (701), the binding plate (701) is in a semicircular arc shape, and one end, far away from the long rod (601), of the binding plate (701) is fixedly connected with an elastic band (702).

7. An orthopedic nail pulling apparatus according to claim 6, wherein: the skin-friendly side of the binding plate (701) is adhered with a sponge pad (703).